A classification of spherical Schubert varieties in the Grassmannian

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作者
Reuven Hodges
Venkatramani Lakshmibai
机构
[1] University of California San Diego,
[2] Northeastern University,undefined
关键词
Schubert varieties; Grassmann varieties; spherical varieties; 14M15; 14M27;
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摘要
Let L be any standard Levi subgroup which acts by left multiplication on a Schubert variety X(w) in the Grassmannian. We give a complete classification of the pairs L and X(w), where X(w) is a spherical variety for the action of L.
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